Career As a player Kljaić played for Medveščak Zagreb and Klagenfurt. He was also coach of Egypt and Kuwait.
Achievements As a coach he won two Championships of Croatia with Zagreb and one Cup. In Germany he was the coach of the year in 1992 in which he won German championship and Cup with SG Wallau-Massenheim. As a coach of Croatia he won gold in the 1996 Summer Olympics.